QUESTION 2 what is the main difference between a paired-sample T-test and a one-sample T-Test? ) 1-sample t-test compares one sample mean to a null hypothesis value. A paired t-test calculates the difference between paired observations Oa 1-sample t-test compares one sample mean to another sample mean. A paired t-test calculates the difference between paired observations Q 2 1-sample t-test compares one sample mean to a null hypothesis value. A paired t-test calculates the difference between multiple null hypotheses () They are the same exact things. just referred to as different tests depending on what types of samples are drawn from the population\f